How to use in-sentence of “reference point”:
+ In mathematics, the polar coordinate system is a dimensiontwo-dimensional point on a plane is determined by a distance from a reference point and an angle from a reference direction.
+ To make a scale from the equation, a reference point has to be chosen.
+ Using the compass and the map, he should choose a reference point nearby.
+ Hydrogen was chosen as a reference point because it bonds covalently with many elements.
+ The whole planet Earth is used as a reference point for measuring voltage.
+ That divergence, at 30 million years ago, was a reference point for the split between chimpanzee, and “Homo” at 5 mya.
+ Very often, the reference point is mean sea level, the level of the ocean midway between high and low tide on an average day.
